// Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <brillo/map_utils.h>
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#include <string>
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#include <gtest/gtest.h>
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namespace brillo {
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class MapUtilsTest : public ::testing::Test {
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public:
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void SetUp() override {
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map_ = {
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{"key1", 1}, {"key2", 2}, {"key3", 3}, {"key4", 4}, {"key5", 5},
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};
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}
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void TearDown() override { map_.clear(); }
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std::map<std::string, int> map_;
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};
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TEST_F(MapUtilsTest, GetMapKeys) {
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std::set<std::string> keys = GetMapKeys(map_);
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EXPECT_EQ((std::set<std::string>{"key1", "key2", "key3", "key4", "key5"}),
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keys);
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}
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TEST_F(MapUtilsTest, GetMapKeysAsVector) {
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std::vector<std::string> keys = GetMapKeysAsVector(map_);
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EXPECT_EQ((std::vector<std::string>{"key1", "key2", "key3", "key4", "key5"}),
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keys);
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}
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TEST_F(MapUtilsTest, GetMapValues) {
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std::vector<int> values = GetMapValues(map_);
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EXPECT_EQ((std::vector<int>{1, 2, 3, 4, 5}), values);
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}
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TEST_F(MapUtilsTest, MapToVector) {
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std::vector<std::pair<std::string, int>> elements = MapToVector(map_);
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std::vector<std::pair<std::string, int>> expected{
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{"key1", 1}, {"key2", 2}, {"key3", 3}, {"key4", 4}, {"key5", 5},
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};
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EXPECT_EQ(expected, elements);
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}
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TEST_F(MapUtilsTest, Empty) {
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std::map<int, double> empty_map;
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EXPECT_TRUE(GetMapKeys(empty_map).empty());
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EXPECT_TRUE(GetMapKeysAsVector(empty_map).empty());
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EXPECT_TRUE(GetMapValues(empty_map).empty());
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EXPECT_TRUE(MapToVector(empty_map).empty());
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}
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} // namespace brillo
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